# Relationship history for MSHA mine 2200715

Current hierarchy: **Wienerberger AG → General Shale Brick, Inc. → Clay County Pit**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **controller_controls_mine:** Allen  Puckett III → Clay County Pit; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Charles L  Sobley → Clay County Pit; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Columbus Brick Co → Clay County Pit; 1999-08-01 to 2004-05-05; source msha-controller-operator-history
- **controller_controls_operator:** Allen  Puckett III → Columbus Brick Co; 1999-08-01 to 2004-05-05; source msha-controller-operator-history
- **controller_controls_mine:** Wienerberger AG → Clay County Pit; 2002-07-19 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Sobley Excavating Inc → Clay County Pit; 2004-05-06 to 2005-10-05; source msha-controller-operator-history
- **controller_controls_operator:** Charles L  Sobley → Sobley Excavating Inc; 2004-05-06 to 2005-10-05; source msha-controller-operator-history
- **operator_operates_mine:** Columbus Brick Company → Clay County Pit; 2005-10-06 to 2017-10-31; source msha-controller-operator-history
- **controller_controls_operator:** Allen  Puckett III → Columbus Brick Company; 2005-10-06 to 2017-10-31; source msha-controller-operator-history
- **operator_operates_mine:** General Shale Brick, Inc. → Clay County Pit; 2017-11-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Wienerberger AG → General Shale Brick, Inc.; 2017-11-01 to current/open; source msha-controller-operator-history